Stainless steel round pipe 60.3x3.0 mm AISI 201 (600 GRIT) — is an ultra-heavy-duty, thick-walled, and highly reliable element of structural metal products with a round cross-section. It is manufactured from chromium-manganese austenitic stainless steel grade AISI 201 with the addition of nitrogen. The combination of a standard outer diameter of 60.3 mm and an extreme wall thickness of 3.0 mm for this caliber provides the product with colossal structural strength, bending stiffness, and resistance to severe mechanical or anti-vandal loads. The exact inner through diameter is 54.3 mm, which is a critical parameter when calculating flow capacity. The profile is manufactured using automatic TIG (Tungsten Inert Gas) welding technology, which guarantees 100% monolithicity and absolute density of the welded joint. The seam is located inside the product, and the outer surface of the bar undergoes premium multi-stage processing with ultra-fine abrasives to achieve the highest roughness class of 600 GRIT. It acquires a flawless mirror shine (chrome effect) that provides a presentable appearance, prevents the retention of dirt and bacteria, and is as simple to maintain as possible. The pipe is supplied in standard bars with a length of 6 m.
Material of Manufacture and Standards
This thick-walled reinforced profile is manufactured from stainless steel grade AISI 201 (known analogue according to GOST — 12Х15Г9НД, European standard — EN 1.4372). The engineering of this alloy is based on substituting a portion of expensive nickel with manganese and nitrogen, which gives the metal increased hardness and a higher yield strength at a significantly more affordable cost. The steel is completely non-magnetic, possesses high ductility, and is perfectly weldable by various methods. Due to the solid wall thickness of 3 mm, the material responds perfectly to mechanical lathe processing and thread cutting. Production of the rolled products is strictly regulated by leading international engineering standards ASTM A-554 (USA) for structural steel pipes and EN 10296-2 (Europe), which guarantees perfect geometric roundness and wall stability along the entire length of the bar. The country of origin of this series is Vietnam.
Scope of Application and Purpose
Due to its rational price, extreme structural rigidity, and premium mirror gloss of 600 GRIT, this stainless steel pipe is a prime choice for engineering and decorative projects indoors or in non-aggressive industrial environments where increased, long-term frame durability is required.
Threaded Connections and Elements: the increased wall thickness of 3.0 mm provides an excellent technological reserve of metal for machining work. This makes the pipe the best blank for manufacturing heavy-duty threaded nipples, barrel nipples, couplings, short threads, and other elements of industrial equipment and mechanical engineering.
Fencing and Heavy Metal Structures: the mirror thick-walled profile is in high demand for erecting reliable fencing lines, handrails, protective interior barriers, frames for exhibition halls and stands, commercial furniture, as well as elements of heat exchange equipment and transport components.
Recommended Environment: enclosed spaces with low or normal humidity levels, exhibition and shopping centers, dry production workshops, laboratories, and food blocks (for auxiliary, supporting structures without direct contact with products).
Technical and Operational Limitations:
• Structural Purpose: the product belongs to the category of structural stainless steel products (ASTM A-554). Due to the specific nature of the structural TIG weld seam type, this pipe, despite its large thickness, is categorically forbidden to be used as a high-pressure main pipeline in pressure engineering networks.
• Humidity and Chemical Mode: due to the reduced nickel content, AISI 201 grade steel is inferior in corrosion resistance to AISI 304/316 grades. It is not recommended to be used in environments with constant high humidity, outdoors (in the open air with frequent precipitation), as well as in aggressive chloride or salty zones. Contact with active mineral acids must be avoided.
• Thermal Loads: the profile demonstrates good resistance to thermal loads in moderate ranges. The maximum continuous operating temperature is +400°C, the maximum short-term operating temperature (heating) is +550°C, and the minimum operating temperature is -40°C.
Technical Recommendations for Mirror Surface Care
Recommended Cleaning Methods:
To preserve the original chromed shine of the 600 GRIT coating, mild soapy solutions or specialized disinfectants without free chlorine should be used. Cleaning is performed exclusively with a soft cloth (microfiber) or a soft foam sponge, which effectively remove dust and fingerprints.
Prohibited Care Products:
It is categorically forbidden to use cleaning agents based on chlorine, active mineral acids, as well as any abrasive powders, stiff metal brushes, or scourers. Abrasives leave micro-scratches on the gloss, which destroys the mirror effect and can trigger localized pitting corrosion on AISI 201 steel.
The products are delivered in perfect commercial condition (new). Each bar is supplied in a protective polymer film, which completely guarantees the preservation of the mirror surface against scuffs, scratches, and accidental damage during logistics, loading and unloading operations, and installation.
The Ukirs company is your reliable and proven supplier of quality stainless steel products. We offer to buy stainless steel round thick-walled pipe 60.3x3.0 mm grade AISI 201 at the most favorable and competitive price on the market, both wholesale and retail with a minimum order quantity starting from 3 meters. In our assortment, the best options of stainless steel are available for any engineering goals and budget possibilities. If necessary, for the convenience of transportation and cheaper logistics, professional cutting of the bar into smaller segments is performed. We guarantee full compliance of the products with international TIG / ASTM A-554 standards and ensure prompt delivery by verified transport services throughout Kyiv and the entire territory of Ukraine.